import Vue from 'vue'
import Router from 'vue-router'

Vue.use(Router)

/* Layout */
import Layout from '@/layout'

import approvalsRouter from './modules/approvals'
import departmentsRouter from './modules/departments'
import employeesRouter from './modules/employees'
import permissionRouter from './modules/permission'
import attendancesRouter from './modules/attendances'
import salarysRouter from './modules/salarys'
import settingRouter from './modules/setting'
import socialRouter from './modules/social'
// const router = new Router([
//   routes: [
//     {},
//     {}
//   ]
// ])
export const asyncRoutes = [
  departmentsRouter,
  settingRouter,
  employeesRouter,
  permissionRouter,
  approvalsRouter,
  attendancesRouter,
  salarysRouter,
  socialRouter
]
/**
 * constantRoutes
 * a base page that does not have permission requirements
 * all roles can be accessed
 */
// 懒加载，提高网站性能
export const constantRoutes = [
  {
    path: '/login',
    component: () => import('@/views/login/index'),
    hidden: true
  },

  {
    path: '/404',
    component: () => import('@/views/404'),
    hidden: true
  },

  {
    path: '/',
    component: Layout,
    redirect: '/dashboard',
    children: [{
      path: 'dashboard',
      name: 'Dashboard',
      component: () => import('@/views/dashboard/index'),
      meta: { title: '首页', icon: 'dashboard' }
    }]
  },
  {
    path: '/import',
    component: Layout,
    hidden: true, // 隐藏在左侧菜单中
    children: [{
      path: '', // 二级路由path什么都不写 表示二级默认路由
      component: () => import('@/views/import')
    }]
  },

  // 404 page must be placed at the end !!!
  { path: '*', redirect: '/404', hidden: true }
]

const createRouter = () => new Router({
  // mode: 'history', // require service support
  // 滚动条一直在最头部展示 scrollTop 0
  scrollBehavior: () => ({ y: 0 }), // 管理滚动行为, 让页面切换时回到顶部
  routes: [...constantRoutes, ...asyncRoutes]// 临时合并动态路由和静态路由
})

// 创建路由对象的地方
const router = createRouter()

// Detail see: https://github.com/vuejs/vue-router/issues/1234#issuecomment-357941465
// 重置路由规则
export function resetRouter() {
  const newRouter = createRouter()
  router.matcher = newRouter.matcher // reset router
}

export default router
